Register with Oracle Cloud, select your Region, finish with Debet/Credit Card.
https://www.oracle.com/cloud/Menu > Object Storage > Object Storage
Here we add new bucket-10GB (free)
Download a CHR in vmdk from
mikrotik.comUpload a chr-*vmdk file here on OCI.
Menu > Compute > Custom Images
Import Image from Bucket-10GB, vmdk image type, paravirtualized mode.
This will in progress few minutes !
Click at this "Custom Image" you create and press the "Edit Details" button -> ENABLE compatibility with VM.Standard.E2.1.Micro and save changes.
Menu > Compute > Instances
Create a new VM and you must check all AD1, AD2, AD3 locations, because maybe only one of them can run VM.Standard.E2.1.Micro
Remember change password, add other security policy when you connect to it.
Download all .key and .pub files becasue they are neccessery for future recovery access to console or vnc !!!.
Menu > Networking > Virtual Cloud Networks > click at name > below "Resources" > Security List - Here you can add new rule to enable access to WinBox/VPN etc services to ALL INSTANCES.
Tips: To use Putty with instance private key you must convert it to PPK:
https://ocikb.com/2020/08/convert-oci-c ... sa-and-ppk
1) openssl rsa -in ssh-key-2020-07-29.key -out ssh-key-2020-07-29.rsa
2) Puttygen > Load a .rsa key and Save button to save as .ppk file.
3) Putty > Connection > SSH > Auth > Browce... and select the .ppk file
4) Putty > Connection > Data > Auto-login username: opc or ubuntu (remember, MikroTik not use that key at all, it;s only for other image).